HEADER IMMUNE SYSTEM/TRANSPORT PROTEIN 26-OCT-05 2ESG TITLE Solution structure of the complex between immunoglobulin IgA1 and TITLE 2 human serum albumin COMPND MOL_ID: 1; COMPND 2 MOLECULE: Immunoglobulin A1 light chain; COMPND 3 CHAIN: L, M; EXPDTA SOLUTION SCATTERING DBREF 2ESG L 1 214 PDB 2ESG 2ESG 1 214 SEQRES 1 L 107 ARG THR VAL ALA ALA PRO SER VAL PHE ILE PHE PRO PRO SEQRES 2 L 107 SER ASP GLU GLN LEU LYS SER GLY THR ALA SER VAL VAL SEQRES 3 L 107 CYS LEU LEU ASN ASN PHE TYR PRO ARG GLU ALA LYS VAL SEQRES 4 L 107 GLN TRP LYS VAL ASP ASN ALA LEU GLN SER GLY ASN SER SEQRES 5 L 107 GLN GLU SER VAL THR GLU GLN ASP SER LYS ASP SER THR SEQRES 6 L 107 TYR SER LEU SER SER THR LEU THR LEU SER LYS ALA ASP SEQRES 7 L 107 TYR GLU LYS HIS LYS VAL TYR ALA CYS GLU VAL THR HIS SEQRES 8 L 107 GLN GLY LEU SER SER PRO VAL THR LYS SER PHE ASN ARG SEQRES 9 L 107 GLY GLU CYS ATOM 1 CA ARG L 108 74.110 8.916 -31.847 1.00 24.49 ATOM 2 CA THR L 109 70.443 9.714 -32.666 1.00 29.53 ATOM 3 CA VAL L 110 68.378 12.055 -30.432 1.00 29.75 ATOM 4 CA ALA L 111 66.598 10.426 -27.559 1.00 23.83 ATOM 5 CA ALA L 112 64.004 12.316 -25.573 1.00 21.37 ATOM 6 CA PRO L 113 64.192 12.076 -21.817 1.00 22.37 ATOM 7 CA SER L 114 61.849 10.325 -19.391 1.00 26.25 ATOM 8 CA VAL L 115 61.067 12.918 -16.694 1.00 23.61 ATOM 9 CA PHE L 116 60.303 12.175 -13.049 1.00 24.26 ATOM 10 CA ILE L 117 59.750 14.485 -10.065 1.00 27.56 ATOM 11 CA PHE L 118 60.072 13.533 -6.379 1.00 34.05 ATOM 12 CA PRO L 119 58.682 15.432 -3.329 1.00 42.24 ATOM 13 CA PRO L 120 60.737 15.902 -0.051 1.00 36.96 ATOM 14 CA SER L 121 60.565 12.846 2.177 1.00 39.63 ATOM 15 CA ASP L 122 58.962 13.095 5.602 1.00 49.87 ATOM 16 CA GLU L 123 62.043 12.669 7.699 1.00 43.74 ATOM 17 CA GLN L 124 63.762 15.232 5.579 1.00 38.32 ATOM 18 CA LEU L 125 61.101 17.900 6.406 1.00 43.28 ATOM 19 CA LYS L 126 61.665 16.820 10.073 1.00 49.04 ATOM 20 CA SER L 127 65.214 18.362 9.797 1.00 49.80 ATOM 21 CA GLY L 128 63.792 21.695 8.640 1.00 47.11 ATOM 22 CA THR L 129 64.873 21.305 4.879 1.00 43.85 ATOM 23 CA ALA L 130 63.164 20.168 1.721 1.00 34.62 ATOM 24 CA SER L 131 64.914 18.877 -1.423 1.00 27.40 ATOM 25 CA VAL L 132 62.752 18.419 -4.524 1.00 24.83 ATOM 26 CA VAL L 133 64.370 16.295 -7.308 1.00 21.58 ATOM 27 CA CYS L 134 63.544 16.253 -11.022 1.00 19.24 ATOM 28 CA LEU L 135 65.057 13.366 -13.055 1.00 20.22 ATOM 29 CA LEU L 136 65.580 13.364 -16.817 1.00 20.07 ATOM 30 CA ASN L 137 66.524 9.792 -17.669 1.00 21.10 ATOM 31 CA ASN L 138 68.324 8.539 -20.727 1.00 21.31 ATOM 32 CA PHE L 139 68.626 11.171 -23.371 1.00 24.82 ATOM 33 CA TYR L 140 70.872 12.281 -26.228 1.00 24.60 ATOM 34 CA PRO L 141 72.354 15.014 -26.951 1.00 24.13 ATOM 35 CA ARG L 142 73.432 16.189 -23.465 1.00 29.02 ATOM 36 CA GLU L 143 71.972 19.704 -23.715 1.00 38.03 ATOM 37 CA ALA L 144 68.617 20.095 -21.905 1.00 31.79 ATOM 38 CA LYS L 145 67.053 22.899 -19.805 1.00 33.25 ATOM 39 CA VAL L 146 65.239 22.351 -16.462 1.00 33.79 ATOM 40 CA GLN L 147 63.120 25.180 -15.082 1.00 37.56 ATOM 41 CA TRP L 148 61.507 25.105 -11.658 1.00 33.14 ATOM 42 CA LYS L 149 58.248 26.934 -11.033 1.00 33.87 ATOM 43 CA VAL L 150 56.691 27.058 -7.536 1.00 38.45 ATOM 44 CA ASP L 151 53.115 28.481 -7.539 1.00 52.78 ATOM 45 CA ASN L 152 53.040 28.447 -11.294 1.00 62.57 ATOM 46 CA ALA L 153 55.332 30.962 -13.083 1.00 68.87 ATOM 47 CA LEU L 154 57.140 31.980 -9.884 1.00 64.52 ATOM 48 CA GLN L 155 59.999 30.208 -11.488 1.00 56.73 ATOM 49 CA SER L 156 63.108 30.040 -9.416 1.00 51.84 ATOM 50 CA GLY L 157 66.982 30.372 -9.360 1.00 52.14 ATOM 51 CA ASN L 158 68.101 28.085 -6.300 1.00 46.46 ATOM 52 CA SER L 159 68.745 24.631 -7.880 1.00 38.82 ATOM 53 CA GLN L 160 71.814 22.494 -8.618 1.00 35.88 ATOM 54 CA GLU L 161 72.328 19.954 -11.434 1.00 30.57 ATOM 55 CA SER L 162 74.323 16.767 -11.960 1.00 24.52 ATOM 56 CA VAL L 163 74.759 14.878 -15.273 1.00 21.28 ATOM 57 CA THR L 164 76.138 11.384 -15.514 1.00 26.66 ATOM 58 CA GLU L 165 78.888 10.424 -18.069 1.00 29.01 ATOM 59 CA GLN L 166 77.877 8.680 -21.322 1.00 23.36 ATOM 60 CA ASP L 167 76.544 5.182 -20.869 1.00 23.58 ATOM 61 CA SER L 168 78.757 2.559 -22.541 1.00 28.49 ATOM 62 CA LYS L 169 75.748 0.573 -23.692 1.00 35.63 ATOM 63 CA ASP L 170 73.358 3.127 -25.267 1.00 28.71 ATOM 64 CA SER L 171 75.333 6.419 -25.285 1.00 22.47 ATOM 65 CA THR L 172 72.843 8.459 -23.244 1.00 21.14 ATOM 66 CA TYR L 173 73.092 10.840 -20.288 1.00 22.96 ATOM 67 CA SER L 174 70.786 11.204 -17.307 1.00 20.50 ATOM 68 CA LEU L 175 70.461 14.423 -15.255 1.00 18.39 ATOM 69 CA SER L 176 69.106 15.509 -11.834 1.00 20.18 ATOM 70 CA SER L 177 68.095 18.934 -10.701 1.00 22.83 ATOM 71 CA THR L 178 67.678 19.422 -6.948 1.00 25.67 ATOM 72 CA LEU L 179 65.712 22.393 -5.721 1.00 31.29 ATOM 73 CA THR L 180 66.419 23.062 -2.044 1.00 36.96 ATOM 74 CA LEU L 181 64.295 25.230 0.183 1.00 41.68 ATOM 75 CA SER L 182 63.667 25.388 3.925 1.00 42.32 ATOM 76 CA LYS L 183 60.682 23.463 5.525 1.00 44.83 ATOM 77 CA ALA L 184 58.963 26.869 6.049 1.00 49.35 ATOM 78 CA ASP L 185 59.517 27.956 2.435 1.00 55.55 ATOM 79 CA TYR L 186 58.173 24.682 1.140 1.00 51.76 ATOM 80 CA GLU L 187 55.175 24.948 3.576 1.00 55.70 ATOM 81 CA LYS L 188 53.913 28.042 1.936 1.00 52.94 ATOM 82 CA HIS L 189 53.602 27.033 -1.670 1.00 55.05 ATOM 83 CA LYS L 190 51.514 24.209 -3.197 1.00 52.83 ATOM 84 CA VAL L 191 52.280 23.553 -6.942 1.00 47.03 ATOM 85 CA TYR L 192 55.892 22.451 -7.475 1.00 38.28 ATOM 86 CA ALA L 193 56.851 21.856 -11.111 1.00 34.05 ATOM 87 CA CYS L 194 59.794 20.814 -13.273 1.00 33.19 ATOM 88 CA GLU L 195 59.656 22.032 -16.917 1.00 34.51 ATOM 89 CA VAL L 196 61.987 20.353 -19.420 1.00 28.87 ATOM 90 CA THR L 197 63.246 21.435 -22.811 1.00 27.94 ATOM 91 CA HIS L 198 65.304 19.097 -24.986 1.00 28.54 ATOM 92 CA GLN L 199 65.558 18.462 -28.766 1.00 33.17 ATOM 93 CA GLY L 200 63.777 15.058 -28.796 1.00 27.71 ATOM 94 CA LEU L 201 60.569 16.369 -27.207 1.00 25.11 ATOM 95 CA SER L 202 57.896 18.050 -29.386 1.00 34.19 ATOM 96 CA SER L 203 56.775 20.321 -26.551 1.00 35.61 ATOM 97 CA PRO L 204 58.335 21.348 -23.165 1.00 33.06 ATOM 98 CA VAL L 205 57.393 18.727 -20.565 1.00 34.47 ATOM 99 CA THR L 206 56.107 19.538 -17.050 1.00 35.46 ATOM 100 CA LYS L 207 55.922 17.205 -14.059 1.00 36.49 ATOM 101 CA SER L 208 54.183 18.803 -11.088 1.00 38.05 ATOM 102 CA PHE L 209 52.830 17.795 -7.719 1.00 41.72 ATOM 103 CA ASN L 210 50.700 19.405 -5.066 1.00 54.97 ATOM 104 CA ARG L 211 52.083 19.863 -1.528 1.00 61.26 ATOM 105 CA GLY L 212 49.785 17.408 0.306 1.00 79.44 ATOM 106 CA GLU L 213 50.427 14.079 -1.606 1.00 93.23 ATOM 107 CA CYS L 214 48.618 10.721 -0.914 1.00101.74 TER